import { type NixTemplate } from "@deijose/nix-js";
export { consumeImageRegistry, setImageManifest, type ImageFormat } from "./registry.js";
export interface ImageOptions {
    /** Source path relative to the public directory, e.g. "/images/hero.jpg". */
    src: string;
    /** Alt text (required for accessibility). */
    alt: string;
    /** Intrinsic width of the source image in pixels. */
    width: number;
    /** Intrinsic height of the source image in pixels. */
    height: number;
    /** Responsive widths to generate for srcset. Defaults to [width]. */
    widths?: number[];
    /** Sizes attribute for responsive layout, e.g. "100vw" or "(min-width: 768px) 50vw, 100vw". */
    sizes?: string;
    /** If true, loads eagerly with high priority (for above-the-fold images). */
    priority?: boolean;
    /** CSS class for the img element. */
    class?: string;
    /** Additional HTML attributes. */
    attributes?: Record<string, string>;
}
/**
 * Creates a NixTemplate that renders an optimized `<img>` or `<picture>` element.
 *
 * When a manifest is active (post-build or SSR with manifest loaded):
 *   * Emits `<picture>` with `<source>` per format and real hashed variant URLs.
 *   * Uses real dimensions from the manifest.
 *
 * When no manifest is active (first build pass, dev without sharp):
 *   * Emits a plain `<img>` with the original src.
 *   * Does NOT emit srcset with unresolved variant URLs.
 *   * Registers the image for build-time processing.
 */
export declare function image(opts: ImageOptions): NixTemplate;
export { processImageBatch, readManifest, writeManifest, getManifestEntry, buildSrcset, buildPictureMarkup, validateManifestUrls, isSharpAvailable, getImage, createImageService, transformHash, } from "./service.js";
export type { ImageManifest, ImageEntry, ImageVariant, ProcessOptions, ProcessResult, ImageRequest, ImageMetadata, GeneratedImage, ImageService, ImageServiceCapabilities, ImageServiceContext, } from "./service.js";